Identification

Numero CAS

79-50-5

Nom scientifique (FR)

(±)-Dihydro-3-hydroxy-4,4-diméthylfuranne-2(3H)-one

Nom scientifique (EN)

3-hydroxy-4,4-dimethyloxolan-2-one

Autres dénominations scientifiques (Autre langues)

pantoic lactone ; pantolactone ; alpha-hydroxy-beta,beta-dimethyl-gamma-butyrolactone ; dl-pantolactone ; pantothenic lactone ; dl-pantoic acid .gamma.-lactone ; unii:iid733hd2m ; pantoic acid g-lactone ; dihydro-3-hydroxy-4h-dimethyl-2(3h)-furanone ; pantoyl-lactone ; (1)-dihydro-3-hydroxy-4,4-dimethylfuran-2(3h)-one ; d-(-)-pantoyllactone ; (r)-(-)-dihydro-3-hydroxy-4,4-dimethyl-2(3h)-furanone ; 2(3h)-furanone, dihydro-3-hydroxy-4,4-dimethyl-, d-(-)- ; pantolyl lactone ; d-(-)-pantolyl lactone ; d-(-)-pantoic acid lactone ; d(-)-2-hydroxy-3,3-dimethyl-.gamma.-butyrolactone ; d-(-)-.alpha.hydroxy-.beta.,.beta.-dimethyl-.gamma.-butyrolactone ; (r)-(-)-pantolactone ; l-pantoyl lactone ; 3-hydroxy-4,4-dimethyldihydro-2(3h)-furanone-, d-(-)- ; d-pantolactone ; 3-hydroxy-4,4-dimethyldihydrofuran-2(3h)-one (dl-pantolactone) ; d-(-)-pantoyl lactone ; a-hydroxy-b,b-dimethyl-g-butyrolactone ; 2(3h)-furanone, dihydro-3-hydroxy-4,4-dimethyl- ; 3-hydroxy-4,4-dimethyldihydro-2(3h)-furanone ; 2(3h)-furanone, dihydro-3-hydroxy-4,4-dimethyl-, (r)- ; 2(3h)-furanone, dihydro-3-hydroxy-4,4-dimethyl-, (3r)- ; (3s)-3-hydroxy-4,4-dimethyldihydrofuran-2(3h)-one ; pantoyl lactone ; (r)-pantolactone ; l-pantolactone ; dl-alpha-hydroxy-beta,beta-dimethyl-gamma-butyrolactone ; dihydro-3-hydroxy-4,4-dimethyl-2(3h)-furanone ; beta,beta-dimethyl-alpha-hydroxy-gamma-butyrolactone ; (r)-3-hydroxy-4,4-dimethyldihydrofuran-2(3h)-one ; (d)-pantolactone ; 2(3h)-furanone, dihydro-3-hydroxy-4,4-dimethyl-, (.+-.)- ; 2,4-dihydroxy-3,3-dimethylbutanoic acid .gamma.-lactone ; (+/-)-pantoyl lactone ; 2(3h)-furanone, dihydro-3-hydroxy-4,4-dimethyl-, (.+/-.)- ; (3r)-3-hydroxy-4,4-dimethyloxolan-2-one ; 3-hydroxy-4,4-dimethyl-tetrahydrofuran-2-one ; [79-50-5] ; pantolactone, (+/-)- ; d-pantoyl lactone ; d,l-pantolactone ; (3r)-3-hydroxy-4,4-dimethyl-2-oxolanone ; [5-(6-amino-2-fluoro-9-purinyl)-3,4-dihydroxy-2-oxolanyl]methyl dihydrogen phosphate ; dl-pantoyl lactone ; (+/-)-pantolactone (EN)dl-alpha-hydroxy-beta,beta-dimethyl-gamma-butyrolactone ; a-hydroxy-,-dimethyl-g-butyrolactone ; serhxtvxhnvdka-uhfffaoysa-n ; 3-hydroxy-4,4-dimethyloxolan-2-one ; 3-hydroxy-4,4-dimethyldihydrofuran-2(3h)-one ; 2,4-dihydroxy-3,3-dimethylbutyric acid gamma-lactone

Code EC

201-210-7

Code SANDRE

-

Number CIPAC

-

Formule chimique brute

\(\ce{ C6H10O3 }\)

Code InChlKey

SERHXTVXHNVDKA-UHFFFAOYSA-N

Code SMILES

O=C(OCC1(C)C)C1O

Generalities

Poids moléculaire

130.14 g/mol

Parameters table

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Hydrosolubilité 500000 mg.L-1
valeur minimale
UNEP (2006) p.113
Densité 1.17 - UNEP (2006) p.113
Pression de vapeur 10 Pa
à 25°C, calculée à partir d'une valeur mesurée à 60°C
UNEP (2006) p.113
Point de fusion 78 °C UNEP (2006) p.113
Coefficient de partage octanol/eau (Log Kow) -0.69 -
mesuré par la méthode du flacon à 21°C
UNEP (2006) p.113
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Bibliography

Persistence

Biodegradability

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Biodégradabilité facilement biodégradable -
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Abiotic degradability

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Hydrolyse 12 jour
à pH 9 à 25°C
UNEP (2006) p.113
Hydrolyse 30 jour
à pH 7 à 25°C
UNEP (2006) p.113
Hydrolyse 365 jour
valeur minimale à pH 4 à 25°C
UNEP (2006) p.113
Photolyse 1.63 jour
calculée
UNEP (2006) p.113
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Bibliography

Hazards

Hazard values

Valeurs de danger
ineris name Specie Value Trofic level Taxon Matrix Life stage Effect Detailed effect Duration of exposure ineris method Guideline Commentary Source
CL/CE50 >78 mg.L-1 Algue UNEP (2006) p.113
CL/CE50 >130 mg.L-1 Invertebré UNEP (2006) p.113
CL/CE50 >140 mg.L-1 Poisson UNEP (2006) p.113
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Bibliography